"Well, at least she can't sink in such shallow water..."
That way the ship will truly be unsinkable.
Messing around with altering the WW Shokaku picture, I noticed that the Hiyo sim needed to be fine-tuned a bit (a few more AA guns) and noticed I used 900 feet as length instead of 905...
Hiyo, Japan Carrier laid down 1940
Displacement:
47,000 t light; 48,485 t standard; 53,691 t normal; 57,855 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(941.12 ft / 905.00 ft) x 108.00 ft x (35.00 / 37.05 ft)
(286.85 m / 275.84 m) x 32.92 m x (10.67 / 11.29 m)
Armament:
8 - 5.00" / 127 mm 40.0 cal guns - 55.12lbs / 25.00kg shells, 450 per gun
Dual purpose guns in deck and hoist mounts, 1940 Model
4 x Twin mounts on sides, forward evenly spread
2 raised mounts
16 - 4.13" / 105 mm 50.0 cal guns - 34.00lbs / 15.42kg shells, 750 per gun
Dual purpose guns in deck and hoist mounts, 1940 Model
4 x 2-gun mounts on sides, forward deck forward
4 x Twin mounts on sides, aft deck aft
32 - 1.57" / 40.0 mm 39.0 cal guns - 2.01lbs / 0.91kg shells, 1,000 per gun
Anti-air guns in deck mounts, 1940 Model
3 x 2 row octuple mounts on sides, forward evenly spread
2 raised mounts
1 x 2 row octuple mount on sides, forward deck centre
1 double raised mount
72 - 0.98" / 25.0 mm 65.0 cal guns - 0.57lbs / 0.26kg shells, 1,500 per gun
Anti-air guns in deck mounts, 1940 Model
24 x Triple mounts on sides, evenly spread
32 - 0.52" / 13.2 mm 70.0 cal guns - 0.09lbs / 0.04kg shells, 2,500 per gun
Machine guns in deck mounts, 1940 Model
2 x 2 row octuple mounts on centreline, forward deck forward
2 x 2 row octuple mounts on centreline, aft deck aft
Weight of broadside 1,093 lbs / 496 kg
Main Torpedoes
320 - 17.7" / 450 mm, 18.04 ft / 5.50 m torpedoes - 0.960 t each, 307.067 t total
In 80 sets of deck mounted carriage/fixed tubes (*)
Main DC/AS Mortars
80 - 1,763.70 lbs / 800.00 kg Depth Charges + 320 reloads - 314.946 t total
in Stern depth charge racks (**)
2nd DC/AS Mortars
80 - 1,102.31 lbs / 500.00 kg Depth Charges + 640 reloads - 354.314 t total
in Stern depth charge racks (***)
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 6.00" / 152 mm 590.00 ft / 179.83 m 12.00 ft / 3.66 m
Ends: Unarmoured
Main Belt covers 100% of normal length
Main Belt inclined 10.00 degrees (positive = in)
- Torpedo Bulkhead - Strengthened structural bulkheads:
2.75" / 70 mm 590.00 ft / 179.83 m 32.00 ft / 9.75 m
Beam between torpedo bulkheads 108.00 ft / 32.92 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3.00" / 76 mm 1.00" / 25 mm 2.00" / 51 mm
2nd: 2.00" / 51 mm 1.00" / 25 mm 2.00" / 51 mm
3rd: 1.00" / 25 mm 1.00" / 25 mm -
4th: 1.00" / 25 mm 1.00" / 25 mm -
5th: 0.50" / 13 mm 0.50" / 13 mm -
- Armoured deck - multiple decks:
For and Aft decks: 3.25" / 83 mm
Forecastle: 3.25" / 83 mm Quarter deck: 3.25" / 83 mm
- Conning towers: Forward 2.75" / 70 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 185,718 shp / 138,546 Kw = 32.00 kts
Range 15,000nm at 15.00 kts
Bunker at max displacement = 9,370 tons
Complement:
1,763 - 2,292
Cost:
£14.726 million / $58.905 million
Distribution of weights at normal displacement:
Armament: 1,520 tons, 2.8%
- Guns: 300 tons, 0.6%
- Weapons: 1,220 tons, 2.3%
Armour: 8,459 tons, 15.8%
- Belts: 1,787 tons, 3.3%
- Torpedo bulkhead: 1,921 tons, 3.6%
- Armament: 364 tons, 0.7%
- Armour Deck: 4,303 tons, 8.0%
- Conning Tower: 84 tons, 0.2%
Machinery: 4,966 tons, 9.2%
Hull, fittings & equipment: 12,056 tons, 22.5%
Fuel, ammunition & stores: 6,690 tons, 12.5%
Miscellaneous weights: 20,000 tons, 37.3%
- Hull below water: 1,200 tons
- Hull above water: 8,500 tons
- On freeboard deck: 8,500 tons
- Above deck: 1,800 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
100,389 lbs / 45,536 Kg = 1,606.2 x 5.0 " / 127 mm shells or 25.0 torpedoes
Stability (Unstable if below 1.00): 1.09
Metacentric height 6.6 ft / 2.0 m
Roll period: 17.6 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.03
Seaboat quality (Average = 1.00): 1.41
Hull form characteristics:
Hull has a flush deck,
an extended bulbous bow and large transom stern
Block coefficient (normal/deep): 0.549 / 0.559
Length to Beam Ratio: 8.38 : 1
'Natural speed' for length: 34.62 kts
Power going to wave formation at top speed: 50 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 25.00 degrees
Stern overhang: 15.00 ft / 4.57 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 15.00%, 45.30 ft / 13.81 m, 24.30 ft / 7.41 m
- Forward deck: 40.00%, 24.30 ft / 7.41 m, 24.30 ft / 7.41 m
- Aft deck: 30.00%, 24.30 ft / 7.41 m, 24.30 ft / 7.41 m
- Quarter deck: 15.00%, 24.30 ft / 7.41 m, 24.30 ft / 7.41 m
- Average freeboard: 25.56 ft / 7.79 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 53.4%
- Above water (accommodation/working, high = better): 163.9%
Waterplane Area: 70,969 Square feet or 6,593 Square metres
Displacement factor (Displacement / loading): 136%
Structure weight / hull surface area: 141 lbs/sq ft or 688 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.00
- Overall: 1.00
Excellent machinery, storage, compartmentation space
Excellent accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
(*) Extra 450mm torpedoes for the 80 Strike Aicraft aboard the carrier.
(**) Extra 800 kg AP bombs for the 80 Strike Aircraft aboard the carrier (based on the 410mm shells).
(***) Extra 500 kg bombs for the 80 Strike Aircraft aboard the carrier.
130 Aircraft: 16900 tons
30 spare planes: 750 tons
Flag facilities: 100 tons
Extras: 2250 tons
Total: 20000 tons